ocuvite helps replenish key eye nutrients. ocuvite has a unique formula not found in your multivitamin to help protect your eye health. now that's a pill worth taking. [ male announcer ] ocuvite. help protect your eye health. >>> we are going to take you now to a remote stretch of the west coast, the washington state coastline. and to say this pristine spot is under attack by alien life forms is not much of an exaggeration. a huge piece of debris from the tsunami in japan has made its way across the pacific, carrying with it some potentially invasive species never before seen in this part of the world. and now they're scrambling before it becomes a part of our world. our report tonight from nbc's miguel almaguer. >> reporter: washington state's olympic national park, 73 miles of pristine coastline, is protected land, now under attack. this 66-foot dock washed ashore in december. along for the ride, living organisms, some invasive species. >> this is the first time we ever saw these come across the ocean. >> reporter: researche